Home / 110,719.13-152,791.56-62,972.42

Finding the Fourth Proportional to 110,719.13, 152,791.56 and 62,972.42

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Solution

The fourth proportional to 110,719.13, 152,791.56 and 62,972.42 is: 86,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,719.13 : 152,791.56 = 62,972.42 : x
  2. Step 2: Convert to fraction form
    110,719.13/152,791.56 = 62,972.42/x
  3. Step 3: Cross multiply
    110,719.13x = 152,791.56 × 62,972.42
  4. Step 4: Simplify right side
    110,719.13x = 9,621,653,524.82
  5. Step 5: Solve for x
    x = 9,621,653,524.82/110,719.13
  6. Step 6: Final answer
    x = 86,901.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.